-18x-5(4-5x)=2(x-2)-31

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Solution for -18x-5(4-5x)=2(x-2)-31 equation:


Simplifying
-18x + -5(4 + -5x) = 2(x + -2) + -31
-18x + (4 * -5 + -5x * -5) = 2(x + -2) + -31
-18x + (-20 + 25x) = 2(x + -2) + -31

Reorder the terms:
-20 + -18x + 25x = 2(x + -2) + -31

Combine like terms: -18x + 25x = 7x
-20 + 7x = 2(x + -2) + -31

Reorder the terms:
-20 + 7x = 2(-2 + x) + -31
-20 + 7x = (-2 * 2 + x * 2) + -31
-20 + 7x = (-4 + 2x) + -31

Reorder the terms:
-20 + 7x = -4 + -31 + 2x

Combine like terms: -4 + -31 = -35
-20 + 7x = -35 + 2x

Solving
-20 + 7x = -35 + 2x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-2x' to each side of the equation.
-20 + 7x + -2x = -35 + 2x + -2x

Combine like terms: 7x + -2x = 5x
-20 + 5x = -35 + 2x + -2x

Combine like terms: 2x + -2x = 0
-20 + 5x = -35 + 0
-20 + 5x = -35

Add '20' to each side of the equation.
-20 + 20 + 5x = -35 + 20

Combine like terms: -20 + 20 = 0
0 + 5x = -35 + 20
5x = -35 + 20

Combine like terms: -35 + 20 = -15
5x = -15

Divide each side by '5'.
x = -3

Simplifying
x = -3

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